<template>
  <div class="dashboard-container">
    <div class="app-container">
      <div class="dashboard-container">
        <div class="app-container">
          <page-tools :show-before="true">
            <span slot="before">共166条记录</span>
            <template slot="after">
              <el-button size="small" type="warning" @click="$router.push('/import?type=user')">导入</el-button>
              <el-button size="small" type="danger" @click="exportData">导出</el-button>
              <el-button icon="plus" size="small" type="primary" @click="showDialog=true">新增员工</el-button>
            </template>
          </page-tools>
          <!-- 放置表格和分页 -->
          <el-card v-loading="loading">
            <el-table border :data="list">
              <el-table-column label="序号" sortable="" type="index" />
              <el-table-column label="姓名" sortable="" prop="username" />
              <el-table-column label="头像" align="center">
                <template slot-scope="{row}">
                  <img
                    slot="reference"
                    v-imageerror="require('@/assets/common/bigUserHeader.png')"
                    :src="row.staffPhoto "
                    style="border-radius: 50%; width: 100px; height: 100px; padding: 10px"
                    alt=""
                    @click="showQrCode(row.staffPhoto)"
                  >
                </template>
              </el-table-column>
              <el-table-column label="工号" sortable="" prop="workNumber" />
              <el-table-column label="聘用形式" sortable="" :formatter="formatEmployment" prop="formOfEmployment" />
              <el-table-column label="部门" sortable="" prop="departmentName" />
              <el-table-column label="入职时间" sortable="" prop="timeOfEntry">
                <template slot-scope="{row}">
                  {{ row.timeOfEntry | formatDate }}
                </template>
              </el-table-column>
              <el-table-column label="账户状态" sortable="" prop="enableState">
                <template slot-scope="{ row }">
                  <el-switch :value="row.enableState ===1" />
                </template>
              </el-table-column>
              <el-table-column label="操作" sortable="" fixed="right" width="280">
                <template slot-scope="{ row }">
                  <el-button :disabled="!checkPermission('POINT-USER-UPDATE')" type="text" size="small" @click="$router.push(`/employees/detail/${row.id}`)">查看</el-button>
                  <el-button type="text" size="small">转正</el-button>
                  <el-button type="text" size="small">调岗</el-button>
                  <el-button type="text" size="small">离职</el-button>
                  <el-button type="text" size="small" @click="editRole(row.id)">角色</el-button>
                  <el-button type="text" size="small" @click="deleteEmployee(row.id)">删除</el-button>
                </template>
              </el-table-column>
            </el-table>
            <!-- 分页组件 -->
            <el-row type="flex" justify="center" align="middle" style="height: 60px">
              <el-pagination
                layout="prev, pager, next"
                :page-size="page.size"
                :current-page="page.page"
                :total="page.total"
                @current-change="changePage"
              />
            </el-row>
          </el-card>
        </div>
      </div>
    </div>
    <AddEmployee :show-dialog.sync="showDialog" />
    <el-dialog title="二维码" :visible.sync="showCodeDialog" @close="imgUrl=''">
      <el-row type="flex" justify="center">
        <canvas ref="myCanvas" />
      </el-row>
    </el-dialog>
    <assignRole ref="assignRole" :show-role-dialog.sync="showRoleDialog" :user-id="userId" />
  </div>
</template>

<script>
import { getEmployeeList, delEmployee } from '@/api/employees'
import EmployeeEnum from '@/api/constant/employees'
import AddEmployee from './components/add-employee.vue'
import { formatDate } from '@/filters'
import assignRole from './components/assign-role.vue'

import QrCode from 'qrcode'
export default {
  components: {
    AddEmployee, assignRole
  },
  data() {
    return {
      loading: false,
      list: [], // 接数据的
      page: {
        page: 1, // 当前页码
        size: 10,
        total: 0 // 总数
      },
      showDialog: false,
      showCodeDialog: false,
      showRoleDialog: false,
      userId: null
    }
  },
  created() {
    this.getEmployeeList()
  },
  methods: {
    changePage(newPage) {
      this.page.page = newPage
      this.getEmployeeList()
    },
    async getEmployeeList() {
      this.loading = true
      const { total, rows } = await getEmployeeList(this.page)
      this.page.total = total
      this.list = rows
      this.loading = false
    },
    formatEmployment(row, column, cellValue, index) {
      const obj = EmployeeEnum.hireType.find(item => item.id === cellValue)
      return obj ? obj.value : '未知'
    },
    async deleteEmployee(id) {
      try {
        await this.$confirm('你确定删除该员工吗')
        await delEmployee(id)
        this.getEmployeeList()
        this.$message.success('删除该员工成功')
      } catch (error) {
        console.log(error)
      }
    },
    // 导出excel数据
    exportData() {
      //  做操作
      // 表头对应关系
      const headers = {
        '姓名': 'username',
        '手机号': 'mobile',
        '入职日期': 'timeOfEntry',
        '聘用形式': 'formOfEmployment',
        '转正日期': 'correctionTime',
        '工号': 'workNumber',
        '部门': 'departmentName'
      }
      // 懒加载
      import('@/vendor/Export2Excel').then(async excel => {
        const { rows } = await getEmployeeList({ page: 1, size: this.page.total })
        const data = this.formatJson(headers, rows)

        excel.export_json_to_excel({
          header: Object.keys(headers),
          data,
          filename: '员工信息表',
          autoWidth: true,
          bookType: 'xlsx'

        })
        // 获取所有的数据

        // excel.export_json_to_excel({
        //   header: ['姓名', '薪资'],
        //   data: [['张三', 12000], ['李四', 5000]],
        //   filename: '员工薪资表',
        //   autoWidth: true,
        //   bookType: 'csv'
        // })
      })
    },
    // 该方法负责将数组转化成二维数组
    formatJson(headers, rows) {
      return rows.map(item => {
        // item是一个对象  { mobile: 132111,username: '张三'  }
        // ["手机号", "姓名", "入职日期" 。。]
        return Object.keys(headers).map(key => {
          // 需要判断 字段
          if (headers[key] === 'timeOfEntry' || headers[key] === 'correctionTime') {
            // 格式化日期
            return formatDate(item[headers[key]])
          } else if (headers[key] === 'formOfEmployment') {
            const obj = EmployeeEnum.hireType.find(obj => obj.id === item[headers[key]])
            return obj ? obj.value : '未知'
          }
          return item[headers[key]]
        })
        // ["132", '张三’， ‘’，‘’，‘’d]
      })
      // return rows.map(item => Object.keys(headers).map(key => item[headers[key]]))
      // 需要处理时间格式问题
    },
    showQrCode(url) {
      // url存在的情况下 才弹出层
      if (url) {
        this.showCodeDialog = true // 数据更新了 但是我的弹层会立刻出现吗 ？页面的渲染是异步的！！！！
        // 有一个方法可以在上一次数据更新完毕，页面渲染完毕之后
        this.$nextTick(() => {
          // 此时可以确认已经有ref对象了
          QrCode.toCanvas(this.$refs.myCanvas, url) // 将地址转化成二维码

          // 如果转化的二维码后面信息 是一个地址的话 就会跳转到该地址 如果不是地址就会显示内容
        })
      } else {
        this.$message.warning('该用户还未上传头像')
      }
    },
    async editRole(id) {
      this.userId = id
      this.showRoleDialog = true
      await this.$refs.assignRole.getUserDetailById(id)
    }

  }
}
</script>

<style>

</style>
